| 26 February 2010 Operating Margins 2010/11 Published pursuant to National Grid’s obligations under the Uniform Network Code Section K Part 2.2.3 | 73.35 KB |
| 12 May 2009 Tender Information Report | 161.33 KB |
| 01 May 2009 Gas Operating Margins Assessment Outcome | 33.37 KB |
| 16 April 2009 Invitation to Offer Trade of Partington LNG Gas-in-Store for Rough Storage Gas-in-Store | 55 KB |
| 16 April 2009 Gas Procurement Tender Terms GPTT 1.0 | 60.35 KB |
| 16 April 2009 Gas Procurement Tender Rules GPTR 1.0 | 31.29 KB |
| 16 April 2009 Gas Procurement Tender Offer Notice | 1.3 MB |
| 16 April 2009 Gas Procurement Tender Invitation Notice | 31.82 KB |
| 16 April 2009 Gas Procurement for Purposes of Operating Margins Gas - GPT4-09 Invitation Letter | 28.88 KB |
| 16 April 2009 Gas Disposal Tender Terms GDTT 1.0 | 58.84 KB |
| 16 April 2009 Gas Disposal Tender Rules GDTR 1.0 | 31.23 KB |
| 16 April 2009 Gas Disposal Tender Bid Notice GDT 4-09 | 1.3 MB |
| 16 April 2009 Gas Disposal Tender Invitation Notice GDT 4-09 | 33.01 KB |
| 16 April 2009 Gas Disposal Tender GDT 4-09 Invitation to participate in the tender for disposal of Operating Margins gas from the Dynevor Arms, Glenmavis and Partington LNG Storage Facilities | 31.48 KB |
| 27 February 2009 Operating Margins 2009/10 Published pursuant to National Grid’s obligations under the Uniform Network Code Section K Part 2.2.3 | 52.35 KB |
| 23 January 2009 2009 Gas Operating Margins Tender - Questions and Answers | 48.55 KB |
| 23 December 2008 Operating Margins Gas Storage Agreement | 159.23 KB |
| 23 December 2008 Supply Increase/Offtake Reduction Operating Margins Contract Term Summary | 23.25 KB |
| 23 December 2008 Tender Pack 4 Operating Margins Multi Year Gas Delivery Tender | 39.51 KB |
| 23 December 2008 Tender Pack 3 Operating Margins First Year Gas Delivery Tender | 38.42 KB |
| 23 December 2008 Tender Pack 2 Operating Margins Multi Year Capacity Tender | 48.44 KB |
| 23 December 2008 Tender Pack 1 Operating Margins First Year Capacity Tender | 39.3 KB |
| 23 December 2008 Operating Margins ("OM") - Invitation to Tender | 116.96 KB |
| 23 December 2008 Operating Margins Tender January 2009 Explanation and Tender Guidance Document | 131.44 KB |
| 28 April 2008 Gas Disposal Tender Outcome GDT4/08 Assessment of Outcome Letter | 24.7 KB |
| 14 April 2008 Gas Disposal Tender GDT 4-08 - Invitation to Participate | 31.52 KB |
| Gas Disposal Tender Bid Notice | 57.8 KB |
| 14 April 2008 Gas Disposal Tender Invitation Notice | 34.84 KB |
| Gas Disposal Tender Rules | 32.45 KB |
| 14 April 2008 Gas Disposal Tender Terms | 70.46 KB |
| 14 April 2008 Trade of Dynevor Arms LNG Gas-in-Store for Partington LNG Gas-in-Store | 28.42 KB |
| Trade of Avonmouth LNG Gas-in-Store for Partington LNG Gas-in-Store | 28.57 KB |
| 29 February 2008 Operating Margins 2008/09 Published pursuant to National Grid’s obligations under the Uniform Network Code Section K Part 2.2.3 | 55.92 KB |
| 08 January 2008 Invitation to Tender | 19.16 KB |
| Tender Round Sheets | 35.29 KB |
| 08 January 2008 Explanation and Tender Guidance Document | 92.61 KB |
| Operating Margins Gas Storage Agreement | 159.23 KB |
| 27 September 2007 South East Operating Margin - Tender Round: Invitation to Tender | 173.21 KB |
| Invitation Letter and Tender Sheets | 43.54 KB |
| 27 September 2007 South East Operating Margins: Explanation and Tender Guidance Document | 240.43 KB |
| Operating Margins Services Agreement | 267.38 KB |
| 02 May 2007 Gas Procurement Tender Outcome GDT4/07 | 40.19 KB |
| 02 May 2007 Gas Disposal Tender Outcome GDT4/07 Assessment of Outcome Letter | 41.29 KB |
| 16 April 2007 Gas Disposal Tender GDT4/07 Invitation Letter | 14.72 KB |
| 16 April 2007 Gas Disposal Tender GDT4/07 | 12.12 KB |
| Tender Invitation and Bid Notices | 20.72 KB |
| 16 April 2007 Gas Procurement Tender GPT4/07 Invitation Letter | 10.49 KB |
| 16 April 2007 Gas Procurement Tender GPT4/07 | 14.16 KB |
| Tender Invitation and Offer Notices | 17.03 KB |
| 28 February 2007 Operating Margins 2007/08 Published pursuant to National Grid’s obligations under the Uniform Network Code Section K Part 2.2.3 | 32.17 KB |
| 28 February 2006 Operating Margins 2006/07 Published pursuant to National Grid’s obligations under the Uniform Network Code Section K Part 2.2.3 | 28.49 KB |